1432 G. ULiGiNosuM L. (Low Cudweed.; Common. 



""• T^on -n" "-• ^^"^^^'^^ ^"^--'^-^ Mountam f.dd west of 



,,., , INULA L. (Elecampane) 



14.4 L HELENiUM L. (i£ieca,npa„c.> l-rcqucni m Abington,. 



,,,, ^ POLYMNIA L. (Leafcup) 



1435 P. CANADENSIS L. Aleshoppen. 



SILPHIUM L. (Rosin-Weed) 



1436 S. PERFOLiATUM L. (Clip Plant.) Uniondalc. 



IVA L. (Marsh Elder, Ilighwater-Shrub) 



1437 I. XANTHiFOUA Nutt. North Scranton, C. JJ. Scharar. 



AMBROSIA L. (Ragweed) 



1438 A. TRIFIDA L. (Great Ragweed.) Common along ^u..^,n^uu;, and 



lower Lackawanna. 



1439 A. TRIFIDA, VAR. iNTEGRiFOLiA T. and G. West Pittston, Thunton 



1440 A. ARTEMisiiFOLiA L. (Roman Wormwood.) Common. 



XANTHIUM L. (Cocklebur, Clotbur) 



1441 X. CANADENSE Mill. Common. 



1442 X. ECHiNATUM Murr. Susquehanna. 



HELIOPSIS Pers. (Ox-Eye) 



1443 H. HELiANTHGiDEs Swect. Coxton. 



1444 H. SCABRA Dunal. Elk Mountains. Rare eastward. 



RUDBECKIA L. (Cone-Flower) 



1445 R. TRILOBA L. Wyoming along river bank. 



1446 R. HiRTA L. (Yellow Daisy, Black-Eyed Susan.) Common. 



1447 R. FULGIDA Ait. Wilkes-Barre field, C. //. Sch^irar. 



1448 R. LAciNiATA L. Frequent. 



HELIANTHUS L. (Sunflower) 



1449 H. ANNUUS L. (Common Sunflower.) In wa^te places. 



1450 H. MOLLIS Lam. Alford, Susquehanna County. 



1451 H. GiGANTEUS L. Coxton, Wyoming. 



1452 H. MicROCEPHALus T. and G. Penobscot. 



1453 H. DiVARiCATUS L. Common on mountains. 



1454 H. sTRUMOsus L. Susquehanna. 



1455 H. TRACHELiiFOLius Mill. Elmliurst. 



1456 H. DECAPETALUS L. Campbell's Ledge. 



1457 H. TUBEROSUS L. (Jerusalem Artichoke.) Common along Susque- 



hanna River. 



COREOPSIS L. (Ticksced) 



1458 C. CARDAMiNEFOLiA T. and G. Near Nay Aug Park. An occasional 



escape.* 



BIDENS L. (Bur Marigold) 



1459 B. DiscoiDEA Britton. Lake Sheridan. 



1460 B. FRONDOSA L. (Beggar-Ticks.) 



